Cardinal Carter Catholic High School, often shortened to Cardinal Carter, is an International Baccalaureate high school in Aurora, Ontario, Canada in the York Catholic District School Board.

Cardinal Carter was established in 1989, commencing operation for grades eight and nine at Our Lady of the Annunciation elementary school.

It takes its name after Cardinal Gerald Emmett Carter, former archbishop of Toronto.

It is also sometimes confused with Cardinal Carter Academy for the Arts.

This Ontario school-related article is a stub.